IMHO.

Single-player games like OrbiTower

Below are 8 single-player Steam games similar to OrbiTower, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like OrbiTower page.

Ranked picks

  1. 1
    Rebellion Corporation — Steam game cover

    Rebellion Corporation

    Single-player alternative to OrbiTower — playable solo, no multiplayer required. Shares Strategy and Indie with OrbiTower.

    On planets occupied by robots, mine resources and escape while fending off their attacks! The Ark's survival is entirely in your hands. Many elite crews with abilities will assist you in your mission. The various turret modules are always doing their best to defend your base without your attention.

    2023StrategyIndie7.99 USDSingle-playerSimilar games →
  2. 2
    Mechanical Trap — Steam game cover

    Mechanical Trap

    Single-player alternative to OrbiTower — playable solo, no multiplayer required. Shares Strategy and Indie with OrbiTower.

    Mechanical Trap is a 2D horizontal tower defense game with gravity effects, with a variety of defense towers to collect and use together, a rich map, each enemy has a different way of restraining, and each defense tower has a different function.It's challenging. Do you dare to accept the challenge?

    2024StrategyIndieCasual4.99 USDSingle-playerSimilar games →
  3. 3
    Battlestar Galactica: Scattered Hopes — Steam game cover

    Battlestar Galactica: Scattered Hopes

    Single-player alternative to OrbiTower — playable solo, no multiplayer required. Shares Strategy and Indie with OrbiTower.

    In Battlestar Galactica: Scattered Hopes, take command of a fleet escaping the annihilation of the Twelve Colonies. Manage crises on board as you prepare for the next encounter with the Cylon Fleet. Times are dire, and hard choices must be made. Your only hope: rejoin the Battlestar Galactica.

    2026ActionStrategyIndie24.99 USDSingle-playerSimilar games →
  4. 4
    The King is Watching — Steam game cover

    The King is Watching

    Single-player alternative to OrbiTower — playable solo, no multiplayer required. Shares Strategy and Indie with OrbiTower.

    The King is Watching is a roguelite kingdom builder. Rule by the power of your royal gaze! Decide between producing resources, training armies, or balancing both, while adapting to unique events every run

    2025StrategyIndie14.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Aestheta — Steam game cover

    Aestheta

    Single-player alternative to OrbiTower — playable solo, no multiplayer required. Shares Strategy and Indie with OrbiTower.

    A roguelike royalelike about warriors from across space and time, fighting to claim a wish from the Star of Aestheta. Strategize your tactics, enhance your troops, and outwit your opponents to rise to the top!

    2025StrategyIndie2.99 USDSingle-playerSimilar games →
  6. 6
    Yokai Art 2: Tales of the Nine-Tails — Steam game cover

    Yokai Art 2: Tales of the Nine-Tails

    Single-player alternative to OrbiTower — playable solo, no multiplayer required. Shares Strategy and Indie with OrbiTower.

    After defeating Fujin and Raijin, Hiro and his allies found peace at his grandfather’s house. One day, Sanbi sensed a distant summon. After tracing the energy, they discovered it came from her true form—the nine-tailed fox. Determined to help, Hiro and his friends set off on a new journey.

    2026ActionStrategyIndie8.79 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Repel The Rifts — Steam game cover

    Repel The Rifts

    Single-player alternative to OrbiTower — playable solo, no multiplayer required. Shares Strategy and Indie with OrbiTower.

    Repel the Rifts is a roguelite tower defense game where you lead a commander through an alien world, uncovering new terrain each wave, drafting powerful upgrades, and constructing defenses to hold back the chaos.

    2025StrategyIndieEarly Access12.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Axon TD: Uprising - Tower Defense — Steam game cover

    Axon TD: Uprising - Tower Defense

    Single-player alternative to OrbiTower — playable solo, no multiplayer required. Shares Strategy and Indie with OrbiTower.

    Axon TD lets you expand the map boundaries themselves. A huge arsenal of towers and a wide variety of enemies clash in a battlefield that grows to your whims. Engage in single, cooperative, and roguelite gameplay.

    2024StrategyIndie11.99 USDDeck PlayableSingle-playerSimilar games →